Now   Elephant | original   because | row   except |
Turn on the power switch and the indicator light does not light. | External power supply is not connected or has poor contact | Ask a professional electrician to check the power supply and socket. |
Fuse short circuit | Set the power switch to the OFF position and replace the fuse. |
The power indicator is on but not rotating. | Rotating shaft rust | Stop using, with the supplier |
Motor, electrical box failure |
7-pin plug not connected | Reconnect the seven-pin plug |
The vacuum suddenly disappears | There is crack in the glass and the switch is broken. | Check the glass parts and switch the switch |
There is a vacuum, but I can’t get it. | The seal is worn and the vacuum switch is connected to leak | Please replace the seal, switch |
Sometimes there is no vacuum | There is a loose connector on the steel shaft. | Please remove the dirt check vacuum gauge, vacuum pump |
Vacuum hose aging | Please replace the vacuum hose |
The main mandrel is loose left and right | Tightening screw | Screw tight |
Motor temperature is too high (room temperature plus 40 °C is normal) | overload | Stop, turn the shaft by hand, whether it is heavy, remove the dirt on the contact part of the sealing ring and the glass shaft, apply vacuum grease |
The speed display does not match the actual | The voltage is unstable and has its own error | With suppliers |
Enclosure charged | The heating pipe has cracks and water | Please check with a professional electrician |